Pith Number

pith:6RJUIIUQ

pith:2021:6RJUIIUQAMJXT3IU4S5BWAUXNY

not attested not anchored not stored refs pending

The relentless variability of Mrk 421 from the TeV to the radio

Adrian Biland, Aleksander Paravac, Amit Shukla, Axel Arbet-Engels, Bernd Schleicher, Daniela Dorner, Dominik Baack, Dominik Elsaesser, Dominik Neise, Dorothee Hildebrand, Elan von Willert, Jens Buss, Kai Bruegge, Karl Mannheim, Kevin Sedlaczek, Manuel Doerr, Matteo Balbo, Maximilian Noethe, Michael Blank, Michael Bulinski, Roland Walter, Sebastian Mueller, Thomas Bretz, Vitalii Sliusar, Wolfgang Rhode

arxiv:2101.10651 v3 · 2021-01-26 · astro-ph.HE · astro-ph.CO · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6RJUIIUQAMJXT3IU4S5BWAUXNY}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

1 paper in Pith

Probing Spectral Evolution and Intrinsic Variability of Mkn\,421: A Multi-Epoch AstroSat Study of X-ray Spectra

Receipt and verification

First computed	2026-07-05T02:23:52.960756Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f453442290031379ed14e4ba1b02976e1b152def9765bd95747c8b8afd01b01d

Aliases

arxiv: 2101.10651 · arxiv_version: 2101.10651v3 · doi: 10.48550/arxiv.2101.10651 · pith_short_12: 6RJUIIUQAMJX · pith_short_16: 6RJUIIUQAMJXT3IU · pith_short_8: 6RJUIIUQ

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/6RJUIIUQAMJXT3IU4S5BWAUXNY \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: f453442290031379ed14e4ba1b02976e1b152def9765bd95747c8b8afd01b01d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a44479b608961aca26324a64401bbf41ffa263abd4b661ad863afd9e10ba5bed",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-01-26T09:23:21Z",
    "title_canon_sha256": "973ce8aadc9763861d982a6b1cd750e5a52a807331c40ed6772f9794e013a35b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.10651",
    "kind": "arxiv",
    "version": 3
  }
}